CN217301329U

CN217301329U - Crowned tooth coupling for hot rolling

Info

Publication number: CN217301329U
Application number: CN202220349263.3U
Authority: CN
Inventors: 边永振; 吴艳杰; 杨俊利; 陈世营; 侯俊维; 王震
Original assignee: Shanxi Meijin Iron And Steel Co Ltd
Current assignee: Shanxi Meijin Iron And Steel Co Ltd
Priority date: 2022-02-21
Filing date: 2022-02-21
Publication date: 2022-08-26
Anticipated expiration: 2032-02-21

Abstract

The utility model relates to a rolling mill technical field especially relates to a crowned tooth shaft coupling is used in hot rolling processing. The technical scheme comprises the following steps: adapter sleeve, initiative cover, supporting seat and driven cover, the connecting seat is all installed with the adjacent one side of initiative cover to the adapter sleeve, both sides the connecting seat passes through bolted connection, the adapter sleeve deviates from initiative cover one side and has cup jointed driven cover, the adapter sleeve internal surface is close to initiative cover one side and is equipped with the driving tooth, driven cover surface is located driving tooth internal surface and installs the tooth platform, all be equipped with the hole in the middle of initiative cover and the driven cover internal surface, the top is equipped with the keyway in the hole, the holding ring is installed through the positioning seat to supporting seat top one side. The utility model provides a current device adopt the cardan shaft hookup more, and the vibration is great in the operation process, and inspection, maintenance are comparatively difficult, and it is long to maintain the length consuming, and the problem that spare part is with high costs has improved the operating stability who rolls the rod, and then has improved the production quality of coil of strip.

Description

Crowned tooth coupling for hot rolling

Technical Field

The utility model relates to a rolling mill technical field specifically is a crowned tooth shaft coupling for hot rolling processing.

Background

In the operation process of a rolling rod of a rolling mill in a steel rolling mill, due to the change of the roll distance and the requirement of changing the rod, the driven end of the coupler needs to move axially, the movement amount of the coupler can reach more than 700mm to the maximum extent, the traditional coupler is difficult to disassemble and assemble due to small expansion amount, and when the coupler needs to be maintained, the driving end of the coupler is difficult to move, great inconvenience is brought to maintenance, so that the equipment maintenance cost is greatly improved, the working efficiency is reduced, the production cost is increased, and the production stop loss is great in production line production.

The existing rolling rod is mostly connected by a universal shaft, the vibration is large in the operation process, the inspection and the maintenance are difficult, the maintenance time is long, and the spare part cost is high.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a crowned tooth shaft coupling for hot rolling processing possesses compact structure, bearing capacity is big, transmission efficiency is high, the noise is low and the advantage of maintenance cycle length, has solved current device and has adopted the cardan shaft hookup more, and the vibration is great in the operation process, and inspection, maintenance are comparatively difficult, and it is long when maintaining the time-consuming, the problem that spare part is with high costs.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a crowned tooth shaft coupling is used in hot rolling processing, includes adapter sleeve, initiative cover, supporting seat and driven cover, wherein the adapter sleeve all installs the connecting seat with the adjacent one side of initiative cover, both sides the connecting seat passes through bolted connection, the adapter sleeve deviates from initiative cover one side and has cup jointed driven cover, the adapter sleeve internal surface is close to initiative cover one side and is equipped with the driving tooth, driven cover surface is located driving tooth internal surface and installs the tooth platform, all be equipped with the hole in the middle of initiative cover and the driven cover internal surface, the top is equipped with the keyway in the hole.

Preferably, the holding ring is installed through the positioning seat in supporting seat top one side, install the spacing ring through yielding rubber in the middle of the holding ring internal surface, the spacing ring sets up in the adapter sleeve surface, through yielding rubber, cushions transmission vibrations, increases transmission stability.

Preferably, the driving gear and the tooth table all adopt involute splines, the driving gear and the tooth table all adopt intermediate frequency heat treatment, and through intermediate frequency heat treatment, the wear resistance of the driving gear and the tooth table is prolonged.

Preferably, a steel ball groove is formed in the middle of the inner surface of the limiting ring, a steel ball is sleeved in the middle of the inner surface of the steel ball groove, and the connecting sleeve is supported through the steel ball so as to be convenient to rotate.

Preferably, install the grease squirt in the middle of the initiative cover top, the grease squirt end sets up in the hole, through setting up the grease squirt, is convenient for pour into lubricating oil into inside the adapter sleeve.

Preferably, the inner wall of the driving sleeve is positioned on one side of the connecting sleeve and is close to the top and the bottom, and limiting rods are arranged on the inner wall of the driving sleeve and are used for limiting the driven sleeve.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a set up the adapter sleeve, initiative cover and driven cover, reach the effect that carries out high-efficient transmission to rolling rod power, all set up the connecting seat in adapter sleeve and the adjacent one side of initiative cover, and the both sides connecting seat passes through bolted connection, it has cup jointed driven cover to deviate from initiative cover one side at the adapter sleeve, it is equipped with the driving tooth to be close to initiative cover one side at the adapter sleeve internal surface, it sets up the tooth platform to be located the driving tooth internal surface at the driven cover surface, couple in order to solve and adopt the universal shaft more, the vibration is great among the operation process, the inspection, it is comparatively difficult to maintain, it is long when maintaining, spare part problem with high costs, the operating stability who rolls the rod has been improved, and then the production quality of coil of strip has been improved.

2. The utility model discloses a set up the holding ring, yielding rubber, spacing ring and steel ball, reach the concentric pivoted effect of adapter sleeve of being convenient for, set up the holding ring through the positioning seat in supporting seat top one side, set up the spacing ring through yielding rubber in the middle of the holding ring internal surface, and the spacing ring sets up in the adapter sleeve surface, be equipped with the steel ball groove in the middle of the spacing ring internal surface, the steel ball has been cup jointed in the middle of the steel ball inslot surface, it is great to solve shaft coupling power transmission in-process vibrational force, the stability in use is poor, the not good problem of life, the rotational stability of shaft coupling has been increased, thereby the life of extension shaft coupling.

Drawings

Fig. 1 is a schematic view of the structure of the present invention;

FIG. 2 is a schematic sectional view of the present invention;

fig. 3 is an enlarged structural diagram of a in fig. 2.

Reference numerals: 1. connecting sleeves; 2. a connecting seat; 3. an oil lubricator; 4. an active sleeve; 5. an inner bore; 6. a supporting seat; 7. a bolt; 8. positioning seats; 9. a positioning ring; 10. damping rubber; 11. a driven sleeve; 12. a tooth table; 13. a transmission gear; 14. a keyway; 15. a limiting rod; 16. a steel ball groove; 17. a steel ball; 18. a limit ring.

Detailed Description

The technical solution of the present invention will be further explained with reference to the accompanying drawings and specific embodiments.

Example one

As shown in fig. 1-3, to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a crowned tooth shaft coupling is used in hot rolling processing, including adapter sleeve 1, initiative cover 4, supporting seat 6 and driven cover 11, adapter sleeve 1 all installs connecting seat 2 with 4 adjacent one sides of initiative cover, both sides connecting seat 2 passes through bolted connection 7, adapter sleeve 1 deviates from 4 one sides of initiative cover and has cup jointed driven

cover

11, 1 internal surface of adapter sleeve is close to 4 one sides of initiative cover and is equipped with driving

tooth

13, 11 external surfaces of driven cover are located 13 internal surface mounting of driving tooth 12 tooth platform 12, all be equipped with hole 5 in the middle of 4 internal surfaces of initiative cover and driven cover, the top is equipped with keyway 14 in hole 5, driving tooth 13 all adopts the spline of gradually bursting at the seams with tooth platform 12, driving tooth 13 all adopts intermediate frequency thermal treatment with tooth platform 12, install grease squirt 3 in the middle of 4 tops of initiative cover, 3 ends of grease squirt set up in hole 5.

The working principle is as follows: the operating principle of the crowned tooth coupling for hot rolling processing based on the embodiment 1 is as follows: will the utility model discloses prepare the back, insert initiative cover 4 with actuating mechanism's drive shaft, insert driven sleeve 11 with the roll drive shaft, drive initiative cover 4 through actuating mechanism and rotate, drive adapter sleeve 1 through initiative cover 4 and connecting seat 2 and rotate, rethread adapter sleeve 1 and driving tooth 13 drive driven sleeve 11 and rotate, drive the roll, so far, this equipment work flow is accomplished.

Example two

As shown in fig. 1-3, the present invention provides a crowned tooth coupling for hot rolling processing, compared with the first embodiment, the present embodiment further includes: a positioning ring 9 is installed on one side of the top of a supporting seat 6 through a positioning seat 8, a limiting ring 18 is installed on the middle of the inner surface of the positioning ring 9 through damping rubber 10, the limiting ring 18 is arranged on the outer surface of a connecting sleeve 1, a steel ball groove 16 is arranged in the middle of the inner surface of the limiting ring 18, a steel ball 17 is sleeved on the middle of the inner surface of the steel ball groove 16, and a limiting rod 15 is installed on the inner wall of a driving sleeve 4, which is located on one side of the connecting sleeve 1 and close to the top and the bottom.

The working principle is as follows: in this embodiment, in the use, through steel ball 17 and spacing ring 18, support the restriction to adapter sleeve 1, the adapter sleeve 1 of being convenient for rotates, simultaneously through yielding rubber 10, cushions transmission shock power, increases transmission stability.

The above embodiments are merely some preferred embodiments of the present invention, and those skilled in the art can make various alternative modifications and combinations to the above embodiments based on the technical solution of the present invention and the related teachings of the above embodiments.

Claims

1. The utility model provides a crowned tooth shaft coupling is used in hot rolling processing, includes adapter sleeve (1), initiative cover (4), supporting seat (6) and driven cover (11), its characterized in that: connecting sleeve (1) all installs connecting seat (2), both sides with the adjacent one side of initiative cover (4) connecting seat (2) are connected through bolt (7), connecting sleeve (1) deviates from initiative cover (4) one side and has cup jointed driven sleeve (11), connecting sleeve (1) internal surface is close to initiative cover (4) one side and is equipped with driving gear (13), driven sleeve (11) surface is located driving gear (13) internal surface and has tooth platform (12), all be equipped with hole (5) in the middle of initiative cover (4) and driven sleeve (11) internal surface, the top is equipped with keyway (14) in hole (5).

2. The crowned tooth coupling for hot rolling processing of claim 1, wherein: holding ring (9) are installed through positioning seat (8) to supporting seat (6) top one side, spacing ring (18) are installed through yielding rubber (10) in the middle of holding ring (9) internal surface, spacing ring (18) set up in adapter sleeve (1) surface.

3. The crowned tooth coupling for hot rolling processing of claim 1, wherein: the transmission gear (13) and the tooth table (12) both adopt involute splines, and the transmission gear (13) and the tooth table (12) both adopt intermediate-frequency heat treatment.

4. The crowned tooth coupling for hot rolling processing according to claim 2, wherein: the middle of the inner surface of the limiting ring (18) is provided with a steel ball groove (16), and the middle of the inner surface of the steel ball groove (16) is sleeved with a steel ball (17).

5. The crowned tooth coupling for hot rolling according to claim 1, wherein: install grease squirt (3) in the middle of initiative cover (4) top, grease squirt (3) end sets up in hole (5).

6. The crowned tooth coupling for hot rolling processing of claim 1, wherein: the inner wall of the driving sleeve (4) is positioned on one side of the connecting sleeve (1) and is close to the top and the bottom, and a limiting rod (15) is arranged.